fix typos

mlr-org · Aug 9, 2023 · ab7f175 · ab7f175
1 parent ebb67b4
commit ab7f175
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/book/chapters/chapter1/introduction_and_overview.qmd b/book/chapters/chapter1/introduction_and_overview.qmd
@@ -123,14 +123,14 @@ library(mlr3verse)
 
 tasks = tsks(c("breast_cancer", "sonar"))
 
-glrn_rf_tuned = as_learner(ppl("robustify") %>% auto_tuner(
+glrn_rf_tuned = as_learner(ppl("robustify") %>>% auto_tuner(
     tnr("grid_search", resolution = 5),
     lrn("classif.ranger", num.trees = to_tune(200, 500)),
     rsmp("holdout")
 ))
 glrn_rf_tuned$id = "RF"
 
-glrn_stack = as_learner(ppl("robustify") %>% ppl("stacking",
+glrn_stack = as_learner(ppl("robustify") %>>% ppl("stacking",
     lrns(c("classif.rpart", "classif.kknn")),
     lrn("classif.log_reg")
 ))